#include <57header.h>

int main(int argc,char*argv[])
{

    if(fork() == 0){

        sleep(5);

    }else{
        if(fork() == 0){
            sleep(5);

        }else{

            wait(NULL);
            wait(NULL);
            while(1){
    
            }
        }
    }

    return 0;
}

